An electrocardiogram, also called an ECG or EKG, is a simple and painless test that measures the electrical impulses of your heart to check for signs of heart disease. It's done through small ...

An EKG may assess heart attack risk in people with risk factors for heart disease. Arctic-Images/Getty Images Medically reviewed by Angela Ryan Lee, MD An electrocardiogram (EKG) measures your ...

What Is an EKG? An EKG is a test that measures your heart’s electrical activity. Every time your heart beats, an electrical signal goes through it.

Minor changes in the results of a commonly used heart test - an electrocardiogram, or EKG - translate into a 35% increased risk of heart events, such as heart attacks, hospitalisations for chest pain ...

On test day, up to 40 EKG machines are set up, with two cardiologists on hand to interpret results. “We can screen 2,200 to 2,500 students a day,” Marek said.

“What an EKG can do is it can detect most heart diseases that cause sudden cardiac arrest.” The test is non-invasive and take just minutes, but can help save lives.